TechKewl Phase Change Cooling Crown Coolers are a must for any Protective Headwear being used in a hot enviornment. The Cool Pax Phase Change Cooling Insert will offer up to 3 hours of cooling within a Hard Hat or Bump Cap regardless of airflow.

TechKewl Phase Change Cooling Crown Coolers are a must for any Protective Headwear being used in a hot enviornment. The Cool Pax Phase Change Cooling Insert will offer up to 3 hours of cooling within a Hard Hat or Bump Cap regardless of airflow.